if you already have a modified gameconfig, just search for "configpopulation" on YOUR gameconfig, and replace the section:


				<ConfigPopulation>
                    <ScenarioPedsMultiplier_Base value="70"/>
                    <ScenarioPedsMultiplier value="100"/>
                    <AmbientPedsMultiplier_Base value="70"/>
                    <AmbientPedsMultiplier value="100"/>
                    <MaxTotalPeds_Base value="70"/>
                    <MaxTotalPeds value="200"/>
                    <PedMemoryMultiplier value="500"/>
                    <PedsForVehicles_Base value="75"/>
                    <PedsForVehicles value="75"/>
                    <VehicleTimesliceMaxUpdatesPerFrame_Base value="4"/>
                    <VehicleTimesliceMaxUpdatesPerFrame value="10"/>
                    <VehicleAmbientDensityMultiplier_Base value="156"/>
                    <VehicleAmbientDensityMultiplier value="200"/>
                    <VehicleMemoryMultiplier value="5000"/>
                    <VehicleParkedDensityMultiplier_Base value="50"/>
                    <VehicleParkedDensityMultiplier value="100"/>
                    <VehicleLowPrioParkedDensityMultiplier_Base value="50"/>
                    <VehicleLowPrioParkedDensityMultiplier value="100"/>
                    <VehicleUpperLimit_Base value="40"/>
                    <VehicleUpperLimit value="130"/>
                    <VehicleUpperLimitMP value="60"/>
                    <VehicleParkedUpperLimit_Base value="40"/>
                    <VehicleParkedUpperLimit value="100"/>
                    <!--<VehicleKeyholeShapeInnerThickness_Base value="20"/>
                    <VehicleKeyholeShapeInnerThickness value="20"/>
                    <VehicleKeyholeShapeOuterThickness_Base value="40"/>
                    <VehicleKeyholeShapeOuterThickness value="40"/>
                    <VehicleKeyholeShapeInnerRadius_Base value="80"/>
                    <VehicleKeyholeShapeInnerRadius value="120"/>
                    <VehicleKeyholeShapeOuterRadius_Base value="185"/>
                    <VehicleKeyholeShapeOuterRadius value="215"/>
                    <VehicleKeyholeSideWallThickness_Base value="60"/>
                    <VehicleKeyholeSideWallThickness value="60"/>-->
					<VehicleKeyholeShapeInnerThickness_Base value="10"/>
					<VehicleKeyholeShapeInnerThickness value="10"/>
					<VehicleKeyholeShapeOuterThickness_Base value="130"/>
					<VehicleKeyholeShapeOuterThickness value="130"/>
					<VehicleKeyholeShapeInnerRadius_Base value="10"/>
					<VehicleKeyholeShapeInnerRadius value="10"/>
					<VehicleKeyholeShapeOuterRadius_Base value="190"/>
					<VehicleKeyholeShapeOuterRadius value="190"/>
					<VehicleKeyholeSideWallThickness_Base value="20"/>
					<VehicleKeyholeSideWallThickness value="20"/>
                    <VehicleMaxCreationDistance_Base value="225"/>
                    <VehicleMaxCreationDistance value="255"/>
                    <VehicleMaxCreationDistanceOffscreen_Base value="50"/>
                    <VehicleMaxCreationDistanceOffscreen value="50"/>
                    <VehicleCullRange_Base value="251"/>
                    <VehicleCullRange value="311"/>
                    <VehicleCullRangeOnScreenScale_Base value="140"/>
                    <VehicleCullRangeOnScreenScale value="140"/>
                    <VehicleCullRangeOffScreen_Base value="100"/>
                    <VehicleCullRangeOffScreen value="150"/>
                    <DensityBasedRemovalRateScale_Base value="36"/>
                    <DensityBasedRemovalRateScale value="36"/>
                    <DensityBasedRemovalTargetHeadroom_Base value="10"/>
                    <DensityBasedRemovalTargetHeadroom value="10"/>
                    <VehicleSpacing_Base>
                        <VehicleSpacing_0_Base value="1"/>
                        <VehicleSpacing_1_Base value="43"/>
                        <VehicleSpacing_2_Base value="37"/>
                        <VehicleSpacing_3_Base value="32"/>
                        <VehicleSpacing_4_Base value="27"/>
                        <VehicleSpacing_5_Base value="22"/>
                        <VehicleSpacing_6_Base value="14"/>
                        <VehicleSpacing_7_Base value="13"/>
                        <VehicleSpacing_8_Base value="12"/>
                        <VehicleSpacing_9_Base value="10"/>
                        <VehicleSpacing_10_Base value="8"/>
                        <VehicleSpacing_11_Base value="6"/>
                        <VehicleSpacing_12_Base value="6"/>
                        <VehicleSpacing_13_Base value="5"/>
                        <VehicleSpacing_14_Base value="4"/>
                        <VehicleSpacing_15_Base value="3"/>
                    </VehicleSpacing_Base>
                    <VehicleSpacing>
                        <VehicleSpacing_0 value="1"/>
                        <VehicleSpacing_1 value="43"/>
                        <VehicleSpacing_2 value="37"/>
                        <VehicleSpacing_3 value="32"/>
                        <VehicleSpacing_4 value="27"/>
                        <VehicleSpacing_5 value="22"/>
                        <VehicleSpacing_6 value="14"/>
                        <VehicleSpacing_7 value="13"/>
                        <VehicleSpacing_8 value="12"/>
                        <VehicleSpacing_9 value="10"/>
                        <VehicleSpacing_10 value="8"/>
                        <VehicleSpacing_11 value="6"/>
                        <VehicleSpacing_12 value="6"/>
                        <VehicleSpacing_13 value="5"/>
                        <VehicleSpacing_14 value="4"/>
                        <VehicleSpacing_15 value="3"/>
                    </VehicleSpacing>
                    <PlayersRoadScanDistance_Base value="300"/>
                    <PlayersRoadScanDistance value="330"/>
                    <PlayerRoadDensityInc_Base>
                        <PlayerRoadDensityInc_0_Base value="0"/>
                        <PlayerRoadDensityInc_1_Base value="0"/>
                        <PlayerRoadDensityInc_2_Base value="0"/>
                        <PlayerRoadDensityInc_3_Base value="0"/>
                        <PlayerRoadDensityInc_4_Base value="0"/>
                        <PlayerRoadDensityInc_5_Base value="0"/>
                        <PlayerRoadDensityInc_6_Base value="0"/>
                        <PlayerRoadDensityInc_7_Base value="0"/>
                        <PlayerRoadDensityInc_8_Base value="0"/>
                        <PlayerRoadDensityInc_9_Base value="0"/>
                        <PlayerRoadDensityInc_10_Base value="0"/>
                        <PlayerRoadDensityInc_11_Base value="0"/>
                        <PlayerRoadDensityInc_12_Base value="0"/>
                        <PlayerRoadDensityInc_13_Base value="0"/>
                        <PlayerRoadDensityInc_14_Base value="0"/>
                        <PlayerRoadDensityInc_15_Base value="0"/>
                    </PlayerRoadDensityInc_Base>
                    <PlayerRoadDensityInc>
                        <PlayerRoadDensityInc_0 value="0"/>
                        <PlayerRoadDensityInc_1 value="0"/>
                        <PlayerRoadDensityInc_2 value="0"/>
                        <PlayerRoadDensityInc_3 value="0"/>
                        <PlayerRoadDensityInc_4 value="0"/>
                        <PlayerRoadDensityInc_5 value="0"/>
                        <PlayerRoadDensityInc_6 value="2"/>
                        <PlayerRoadDensityInc_7 value="2"/>
                        <PlayerRoadDensityInc_8 value="2"/>
                        <PlayerRoadDensityInc_9 value="2"/>
                        <PlayerRoadDensityInc_10 value="2"/>
                        <PlayerRoadDensityInc_11 value="1"/>
                        <PlayerRoadDensityInc_12 value="0"/>
                        <PlayerRoadDensityInc_13 value="0"/>
                        <PlayerRoadDensityInc_14 value="0"/>
                        <PlayerRoadDensityInc_15 value="0"/>
                    </PlayerRoadDensityInc>
                    <NonPlayerRoadDensityDec_Base>
                        <NonPlayerRoadDensityDec_0_Base value="0"/>
                        <NonPlayerRoadDensityDec_1_Base value="0"/>
                        <NonPlayerRoadDensityDec_2_Base value="0"/>
                        <NonPlayerRoadDensityDec_3_Base value="1"/>
                        <NonPlayerRoadDensityDec_4_Base value="1"/>
                        <NonPlayerRoadDensityDec_5_Base value="1"/>
                        <NonPlayerRoadDensityDec_6_Base value="1"/>
                        <NonPlayerRoadDensityDec_7_Base value="2"/>
                        <NonPlayerRoadDensityDec_8_Base value="2"/>
                        <NonPlayerRoadDensityDec_9_Base value="2"/>
                        <NonPlayerRoadDensityDec_10_Base value="2"/>
                        <NonPlayerRoadDensityDec_11_Base value="2"/>
                        <NonPlayerRoadDensityDec_12_Base value="3"/>
                        <NonPlayerRoadDensityDec_13_Base value="3"/>
                        <NonPlayerRoadDensityDec_14_Base value="3"/>
                        <NonPlayerRoadDensityDec_15_Base value="3"/>
                    </NonPlayerRoadDensityDec_Base>
                    <NonPlayerRoadDensityDec>
                        <NonPlayerRoadDensityDec_0 value="0"/>
                        <NonPlayerRoadDensityDec_1 value="0"/>
                        <NonPlayerRoadDensityDec_2 value="0"/>
                        <NonPlayerRoadDensityDec_3 value="0"/>
                        <NonPlayerRoadDensityDec_4 value="0"/>
                        <NonPlayerRoadDensityDec_5 value="0"/>
                        <NonPlayerRoadDensityDec_6 value="0"/>
                        <NonPlayerRoadDensityDec_7 value="0"/>
                        <NonPlayerRoadDensityDec_8 value="0"/>
                        <NonPlayerRoadDensityDec_9 value="0"/>
                        <NonPlayerRoadDensityDec_10 value="0"/>
                        <NonPlayerRoadDensityDec_11 value="1"/>
                        <NonPlayerRoadDensityDec_12 value="2"/>
                        <NonPlayerRoadDensityDec_13 value="3"/>
                        <NonPlayerRoadDensityDec_14 value="4"/>
                        <NonPlayerRoadDensityDec_15 value="5"/>
                    </NonPlayerRoadDensityDec>
                    <VehiclePopulationFrameRate_Base value="20"/>
                    <VehiclePopulationFrameRate value="25"/>
                    <VehiclePopulationCyclesPerFrame_Base value="1"/>
                    <VehiclePopulationCyclesPerFrame value="1"/>
                    <VehiclePopulationFrameRateMP_Base value="15"/>
                    <VehiclePopulationFrameRateMP value="20"/>
                    <VehiclePopulationCyclesPerFrameMP_Base value="1"/>
                    <VehiclePopulationCyclesPerFrameMP value="1"/>
                    <PedPopulationFrameRate_Base value="20"/>
                    <PedPopulationFrameRate value="25"/>
                    <PedPopulationCyclesPerFrame_Base value="1"/>
                    <PedPopulationCyclesPerFrame value="1"/>
                    <PedPopulationFrameRateMP_Base value="15"/>
                    <PedPopulationFrameRateMP value="20"/>
                    <PedPopulationCyclesPerFrameMP_Base value="1"/>
                    <PedPopulationCyclesPerFrameMP value="1"/>
                </ConfigPopulation>